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Africa’ s only monthly publication serving the HEVAC & R sectors
ISSN 1812-772X
Contents
ISSN 1812-772X
July 2026 I Vol 42 No 05
PUBLISHER DETAILS
PUBLISHED BY INTERACT MEDIA DEFINED( PTY) LTD 13A Riley Road, Bedfordview, 2007, South Africa PO Box 695, Edenvale, 1610 Tel: + 27( 0) 11 579 4940 | Web: www. interactmedia. co. za
PUBLISHING UNIT LEAD: Dale Macnamara | dale @ interactmedia. co. za EDITOR: Eamonn Ryan | eamonn @ interactmedia. co. za
ADVERTISING EXTERNAL SALES Dale Macnamara | sales @ interactmedia. co. za Chandre van Aswegen | chandre @ interactmedia. co. za
SUBSCRIPTIONS: Ralph Shongwe | ralph @ interactmedia. co. za
SUB-EDITOR: Megan O ' Connor | megan @ interactmedia. co. za
DESIGN AND LAYOUT: Ruan Coetzee | ruan @ interactmedia. co. za PROCESS CO-ORDINATOR: Royce Headger | royce @ interactmedia. co. za
REGULAR CONTRIBUTORS Grant Laidlaw, Michael Young, Eugene le Roux and Rob Burger
ADVISORY COMMITTEE Grant Laidlaw, John Ackermann, Pat Burke and Graeme Page
MANAGEMENT Operations / Finance: Sean Macnamara | sean @ interactmedia. co. za Finance: Laetitia Arnott | laetitia @ interactmedia. co. za
PRINTER: Typo Colour Printing Specialists
DISTRIBUTION / MAILING: distribution @ interactmedia. co. za
ENVIRONMENT-FRIENDLY PRINTING: All paper is sourced from the Forest Stewardship Council and Chain of Custody-certified suppliers. All wastepaper from the plant is recycled. All used plates are recycled. All new printing equipment is purchased for low energy-consumption levels and low volatile organic-compound emissions.
DISCLAIMER: While every reasonable precaution has been taken to ensure the accuracy of the advice and information given, neither the editor, publisher, proprietor, staff, nor any official body represented or published in this issue, will accept responsibility for any damages, loss, injuries, or false claims that may arise or be made in the content. Including but not limited to any references to gender, religion, politics, ethnicity, or personal preferences of any editorial contribution whether an industry expert, advertiser through sponsored or paid content or contract writer. We subscribe to the Code of Conduct of the Advertising Regulatory Board( info @ arb. co. za) and the Press Ombudsman( see below). Disclaimers by individual companies are hereby overridden by this disclaimer.
REGULARS 1 Editor’ s Note 44 Brand listings
NETWORKING 3 Pressing ahead: The future of HVAC & R pipe connections 7 Basics of airflow: From theory to site realities 10 SAIRAC Durban Annual Golf Day – A resounding success
EVENTS AND EXHIBITIONS 13 FRIGAIR expands with new regional events from 2027
DATA CENTRE FEATURE SERIES |
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Cooling at scale |
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Data centre cooling trends and solutions in modern infrastructure |
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Water use in AI data centres: Is the concern overstated? |
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Right-sizing AI infrastructure |
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Powering progress: Actom’ s foundation for Africa’ s data centre future |
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The invisible shield |
PROJECT 29 Mineralia Building HVAC retrofit: VRF heat recovery upgrade in
Braamfontein
VOICES 33 Welcome to the solutions page 37 Engineering management links technical excellence and long-term performance 39 Turning growth into wealth
TECHNICAL |
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How biomimicry is shaping zero energy buildings |
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Windows of opportunity: A case study |
COPYRIGHT: Reproduction of any of the content and photographs is expressly forbidden in terms of the Copyright Act of 1987 with all amendments. All requests to reproduce must be made in writing to the publisher and such confirmation must be given in writing before proceeding. A copy of where the reproduction was published must be supplied to the publisher at the above address. All publication and exhibition titles are registered as trademarks in terms of the Trademarks Act of 1993 and are held by Interact Media Defined( Pty) Ltd, Reg No 2014 / 092774 / 07. |
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PRESS OMBUDSMAN: This publication has committed itself to maintain the highest standards of journalism as embodied in the Press Code of Professional Practice. If you believe we have failed to report news and comment accurately, honestly and fairly, you may lodge a complaint with the Press Ombudsman either by email, letter, or by telephoning the office for the procedure to be followed. Tel: + 27( 0) 11 484 3612 / 8 | Email: enquiries @ ombudsman. org. za Website: www. presscouncil. org. za for the press code and / or the complaints form. |
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Mineralia Building HVAC retrofit: VRF heat recovery upgrade in Braamfontein
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www. refrigerationandaircon. co. za
Refrigeration and Air Conditioning Africa
NETWORKING
Pressing ahead: The future of HVAC & R pipe connections
DATA CENTRE
FEATURE SERIES
Cooling at scale
PROJECT
Mineralia Building HVAC retrofit: VRF heat recovery upgrade in Braamfontein
TECHNICAL
How mimicry is shaping zero energy buildings
July 2026 | Vol 42 No. 05
ISSN1812-772X | R92.00
Heating | Energy | Ventilation | Air Conditioning | Refrigeration
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Cover image supplied by VMG Consultants |
Jan- Mar 2026 |
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Print: 2 882 |
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Online: 4 263 www. refrigerationandaircon. co. za |
www. refrigerationandaircon. co. za |
RACA Journal |
I July 2026 |
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